Atmospheric models

nrlmsise00_tn(geodetic, f107, f107a, ap, ...)	Formulate the expression of the NRLMSISE-00 thermospheric density as a function of geodetic coordinates and weather indices.
jb08_tn(geodetic, f107, f107a, s107, s107a, ...)	Formulate the expression of the JB08 thermospheric density as a function of geodetic coordinates and weather indices.